hardcore=true in server.properties to enable Hardcore behavior. Create a backup first because player death has lasting consequences.
1
Create a backup
Back up the server before changing Hardcore mode.
2
Stop the server
Wait for the server to shut down cleanly.
3
Edit the property
Open
server.properties and set:4
Restart and verify
Save the file, start the server, and confirm the setting before inviting players.
hardcore=false.
